/*
 * Project: Sudoku Explainer
 * Copyright (C) 2006-2007 Nicolas Juillerat
 * 
 * Project: Sudoku Hint Engine for Android
 * Copyright (C) 2010-2013 Emanuel Moecklin
 * 
 * Available under the terms of the Lesser General Public License (LGPL)
 */
package com.onegravity.sudoku.solver.core;

/**
 * Interface for techniques that are able to produce warnings and informations.
 * Typically implemented by classes that check the validity of a sudoku.
 */
public interface WarningHintProducer extends IndirectHintProducer {}